CN205304234U - Photovoltaic system control divides ware with RF radio frequency equipment merit - Google Patents
Photovoltaic system control divides ware with RF radio frequency equipment merit Download PDFInfo
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- CN205304234U CN205304234U CN201620031285.XU CN201620031285U CN205304234U CN 205304234 U CN205304234 U CN 205304234U CN 201620031285 U CN201620031285 U CN 201620031285U CN 205304234 U CN205304234 U CN 205304234U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a photovoltaic system control divides ware with RF radio frequency equipment merit aims at providing the photovoltaic system control divides ware with RF radio frequency equipment merit that can go on adjusting to the earial drainage position, has solved and can not be have effectively adjusted components and parts earial drainage position, and its technical scheme main points are including the input, is divided into low frequency branch road and high frequency branch road by the input, the low frequency branch road is including first inductance, second inductance, third inductance, the output no. 1 of establishing ties in proper order, respective lightning protection unit is connected through dial switch respectively with the node no. 3 of output between one to node between node between first inductance and the second inductance no. 1, second inductance and the third inductance no. 2, third inductance, has reached the debugging of being convenient for, the effect of switching, the utility model is suitable for a protection field is presented in the sky of photovoltaic system control.
Description
Technical field
This utility model relates to the antenna feeder protection field that photovoltaic system controls, more specifically, it relates to RF radio-frequency apparatus power splitter.
Background technology
Photovoltaic control system is typically employed in open-air atmosphere, needs to adapt to outdoor various environment, especially in the environment of thunderstorm weather in the process used out of doors. Thundercloud surface distributed a large amount of negative charge, it is possible to make support and cable etc. induce high voltage by electrostatic induction. Conducting lightning currents space around lightning channel produces powerful electromagnetic field, makes to produce on all kinds of metallic conductors of surrounding induction electromotive force or induced current, thus damage equipment. And the sphere of action of lightning induction high voltage and Lightning Electromagnetic Pulse is wide, and model of action is more hidden, so its consequence is often very serious.
Find by retrieving, open (bulletin) number is the Chinese patent of CN2852572, Multi carrier frequency common aerial feed system, Multi carrier frequency common aerial feed system also includes power splitter, 1��8 feeder line of at least two set base stations connects lightning protection filter after closing road by power splitter respectively, then being connected to feeder system, the 9th feeder line thereon closes road through power splitter and is followed by feeder system. For outdoor equipment, it is clear that shocking preventing technology is extremely important.
In thunderstorm environment, power splitter in photovoltaic system is needed different elements is prevented surge current, can quickly release when surge current produces time, owing to power splitter requiring also different for different input power lightning protection, therefore can not effectively components and parts drainage locations be adjusted.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is in that: provide the photovoltaic system control RF radio-frequency apparatus power splitter that can drainage locations be adjusted.
Above-mentioned technical purpose of the present utility model has the technical scheme that a kind of photovoltaic system control RF radio-frequency apparatus power splitter, including input, low frequency branch road and high frequency branch road it is divided into by input, the first inductance that described low frequency branch road includes being sequentially connected in series, the second inductance, the 3rd inductance, outfan one, the node three between node the two, the 3rd inductance and outfan one between node the one, second inductance and the 3rd inductance between described first inductance and the second inductance is connected respective lightning protection unit respectively through toggle switch.
By above-mentioned setting, for series inductance, thunder and lightning environment easily induces high pressure, and produce surge current, signal transmission is totally unfavorable, when surge current occurs time, the power of input input is different, need different positions is carried out earial drainage, when input power is less time, can by toggle switch being pushed the position of node one, the overcurrent of node one is carried out earial drainage, make node one receive lightning protection unit by lightning protection unit and reach the earial drainage effect to node one, and in the process that the power of input is gradually increased, can so that toggle switch pushes the position of node two, finally push the position of node three, such that it is able to carry out different induction position is carried out earial drainage, it is easy to debugging and uses.
Preferably, described lightning protection unit is gas-discharge tube, and described gas-discharge tube one end connects toggle switch, and the other end connects earth conductor.
By above-mentioned setting, gas-discharge tube overvoltage will be converted to conducting state, has served as and can return to state of insulation originally after pressing through, and its response time is longer, it is simple to debugging uses.
Preferably, described lightning protection unit is Transient Suppression Diode, and described Transient Suppression Diode one end connects toggle switch, and the other end connects earth conductor.
By above-mentioned setting, when transient state suppresses diode overvoltage, its high resistance becomes most low-resistance, allows overvoltage pass through, and recovers original state after overvoltage, and its response time is very short, it is possible to be effectively improved response speed.
Preferably, described node one is by the first capacity earth, and node two is by the second capacity earth, and node three is by the 3rd capacity earth.
It is connected to capacity cell on each node, can play and voltage, electric current are played an effect cushioned, making can be comparatively steady in the process that signal transmits on inductance, and owing to electric capacity and inductance are all energy-storage travelling wave tubes, itself is loss power not, what do is reactive power, by the discharge and recharge of inductance and electric capacity, the signal of input is made adjustment.
Preferably, described node three is also by variable capacitance ground connection.
By above-mentioned setting, adopt variable capacitance, such that it is able to be adjusted on outfan one, by regulating the capacitance of variable capacitance, finely tune such that it is able to enter to export signal, it is simple to use and debug, avoid to different capacitors with changing, improve service life, reduce maintenance cost.
Preferably, the 5th electric capacity that described high frequency branch road includes being sequentially connected in series, the 6th electric capacity, the 7th electric capacity, outfan two, and between node respectively through the 4th inductance, the 5th inductance, the 6th inductance ground connection.
By above-mentioned setting, this circuit is used as the output branch road of high-frequency signal, by above-mentioned circuit, it is possible to high-frequency signal and low frequency signal are easily separated, high-frequency signal can quickly be exported.
In sum, this utility model has the advantages that the effect with lightning protection, applied widely, and debugging is convenient.
Accompanying drawing explanation
Fig. 1 is the circuit connection diagram of the present embodiment one;
Fig. 2 is the circuit connection diagram of the present embodiment two.
In figure 1, input; 2, low frequency branch road; 3, high frequency branch road; 41, outfan one; 42, outfan two; 5, toggle switch; 6, lightning protection unit; L1, the first inductance; L2, the second inductance; L3, the 3rd inductance; L4, the 4th inductance; L5, the 5th inductance; L6, the 6th inductance; A, node one; B, node two;C, node three; PE, earth conductor; C1, the first electric capacity; C2, the second electric capacity; C3, the 3rd electric capacity; C4, variable capacitance; C5, five electric capacity; C6, the 6th electric capacity; C7, the 7th electric capacity.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
Embodiment 1:(adopts gas-discharge tube as lightning protection unit 6), as shown in Figure 1, photovoltaic system controls with RF radio-frequency apparatus power splitter, including input 1, low frequency branch road 2 and high frequency branch road 3 it is divided into by input 1, described low frequency branch road 2 includes the first inductance L1 being sequentially connected in series, second inductance L2, 3rd inductance L3, outfan 1, node one a between described first inductance L1 and the second inductance L2, node two b between second inductance L2 and the three inductance L3, node three c between 3rd inductance L3 and outfan 1 is connected respective lightning protection unit 6 respectively through toggle switch 5. lightning protection unit 6 is gas-discharge tube, and described gas-discharge tube one end connects toggle switch 5, and the other end connects earth conductor PE. node one a passes through the first electric capacity C1 ground connection, and node two b passes through the second electric capacity C2 ground connection, and node three c passes through the 3rd electric capacity C3 ground connection. the 5th electric capacity C5 that high frequency branch road 3 includes being sequentially connected in series, the 6th electric capacity C6, the 7th electric capacity C7, outfan 2 42, and between node respectively through the 4th inductance L4, the 5th inductance L5, the 6th inductance L6 ground connection. above-mentioned inductance element can adopt 0.8mm enamel-covered wire coiling, and gas-discharge tube can adopt 2RP600L-8.
By above-mentioned setting, node one a can be connected first gas-discharge tube by toggle switch 5, node two b can be connected second gas-discharge tube after stirring, node three c in like manner can be connected the 3rd gas-discharge tube, the model that gas-discharge tube adopts can be same model or different models, the speed responsive of pressure release is different, it is simple to regulate. for series inductance, thunder and lightning environment easily induces high pressure, and produce surge current, signal transmission is totally unfavorable, when surge current occurs time, the power of input 1 input is different, need different positions is carried out earial drainage, when input power is less time, can pass through to push toggle switch 5 position of node one a, the overcurrent of node one a is carried out earial drainage, make node one a receive lightning protection unit 6 by lightning protection unit 6 and reach the earial drainage effect to node one a, and in the process that the power of input 1 is gradually increased, can so that toggle switch 5 pushes the position of node two b, finally push the position of node three c, such that it is able to carry out different induction position is carried out earial drainage, it is easy to debugging and uses.
Described node three c is also by variable capacitance C4 ground connection. Adopt variable capacitance C4, such that it is able to be adjusted on outfan 1, by regulating the capacitance of variable capacitance C4, finely tune such that it is able to enter to export signal, it is simple to use and debug, it is to avoid to different capacitors with changing, improve service life, reduce maintenance cost.
The transient state that adopts embodiment 2:(suppresses diode as lightning protection unit 6), as in figure 2 it is shown, relative to embodiment one, its district's otherwise is that lightning protection unit 6 adopts Transient Suppression Diode, Transient Suppression Diode one end connects toggle switch 5, and the other end connects earth conductor PE.
By above-mentioned setting, when transient state suppresses diode overvoltage, its high resistance becomes most low-resistance, allows overvoltage pass through, and recovers original state after overvoltage, and its response time is very short, it is possible to be effectively improved response speed. Earth conductor PE is the contact rod accessing the earth.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made the amendment not having creative contribution as required by those skilled in the art after reading this specification, but as long as being affected by the protection of Patent Law in right of the present utility model.
Claims (6)
1. a photovoltaic system controls with RF radio-frequency apparatus power splitter, including input (1), low frequency branch road (2) and high frequency branch road (3) it is divided into by input (1), it is characterized in that: described low frequency branch road (2) includes the first inductance (L1) being sequentially connected in series, second inductance (L2), 3rd inductance (L3), outfan one (41), node one (a) between described first inductance (L1) and the second inductance (L2), node two (b) between second inductance (L2) and the 3rd inductance (L3), node three (c) between 3rd inductance (L3) and outfan one (41) is connected respective lightning protection unit (6) respectively through toggle switch (5).
2. photovoltaic system control RF radio-frequency apparatus power splitter according to claim 1, it is characterized in that: described lightning protection unit (6) is gas-discharge tube, described gas-discharge tube one end connects toggle switch (5), and the other end connects earth conductor (PE).
3. photovoltaic system control RF radio-frequency apparatus power splitter according to claim 1, it is characterized in that: described lightning protection unit (6) is Transient Suppression Diode, described Transient Suppression Diode one end connects toggle switch (5), and the other end connects earth conductor (PE).
4. photovoltaic system control RF radio-frequency apparatus power splitter according to claim 1, it is characterized in that: described node one (a) is by the first electric capacity (C1) ground connection, node two (b) is by the second electric capacity (C2) ground connection, and node three (c) is by the 3rd electric capacity (C3) ground connection.
5. photovoltaic system control RF radio-frequency apparatus power splitter according to claim 4, it is characterised in that: described node three (c) is also by variable capacitance (C4) ground connection.
6. photovoltaic system control RF radio-frequency apparatus power splitter according to claim 1, it is characterized in that: the 5th electric capacity (C5) that described high frequency branch road (3) includes being sequentially connected in series, the 6th electric capacity (C6), the 7th electric capacity (C7), outfan two (42), and between node respectively through the 4th inductance (L4), the 5th inductance (L5), the 6th inductance (L6) ground connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620031285.XU CN205304234U (en) | 2016-01-13 | 2016-01-13 | Photovoltaic system control divides ware with RF radio frequency equipment merit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620031285.XU CN205304234U (en) | 2016-01-13 | 2016-01-13 | Photovoltaic system control divides ware with RF radio frequency equipment merit |
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| CN205304234U true CN205304234U (en) | 2016-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107333738A (en) * | 2017-09-12 | 2017-11-10 | 许睿 | The physics killing device and method of a kind of tea place false eye leafhopper |
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- 2016-01-13 CN CN201620031285.XU patent/CN205304234U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107333738A (en) * | 2017-09-12 | 2017-11-10 | 许睿 | The physics killing device and method of a kind of tea place false eye leafhopper |
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